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    Searched defs:dT (Results 1 - 5 of 5) sorted by null

  /frameworks/native/services/sensorservice/
SensorFusion.cpp 65 const float dT = (event.timestamp - mGyroTime) / 1000000000.0f;
66 mFusion.handleGyro(vec3_t(event.data), dT);
68 const float freq = 1 / dT;
70 const float alpha = 1 / (1 + dT); // 1s time-constant
  /frameworks/base/libs/common_time/
clock_recovery.cpp 92 const float ClockRecoveryLoop::dT = 1.0;
97 const float ClockRecoveryLoop::bias_RC = (dT / (2 * 3.14159f * bias_Fc));
98 const float ClockRecoveryLoop::bias_Alpha = (dT / (bias_RC + dT));
254 delta_f = last_delta_f_ - dT*(CO - CObias);
259 dCO = Kc * (1.0f + dT/Ti) * delta_f - Kc * last_delta_f_;
clock_recovery.h 59 static const float dT;
  /frameworks/base/core/java/android/hardware/
LegacySensorManager.java 411 float dT = (mT[j] - mT[j+1])*ns;
412 dT *= dT;
413 A += Z*dT;
414 B += T*(T*dT);
415 C += (T*dT);
416 D += Z*(T*dT);
417 E += dT;
  /development/samples/AccelerometerPlay/src/com/example/android/accelerometerplay/
AccelerometerPlayActivity.java 161 public void computePhysics(float sx, float sy, float dT, float dTC) {
178 * integrator is defined as x(t+dt) = x(t) + x(t) - x(t-dt) +
180 * dt very well, a time-corrected version is needed: x(t+dt) =
181 * x(t) + (x(t) - x(t-dt)) * (dt/dt_prev) + a(t).t^2 We also add
182 * a simple friction term (f) to the equation: x(t+dt) = x(t) +
183 * (1-f) * (x(t) - x(t-dt)) * (dt/dt_prev) + a(t)t^
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